Marco Túlio Moraes is CISO at Nexa Resources. He is a cybersecurity executive with over 23 years of experience leading strategic programs across critical sectors such as energy, infrastructure and financial services, including Fortune 500 environments.

He previously served as Group CISO at Cosan, leading cybersecurity governance and cyber risk management across a diversified industrial portfolio. Recognized as one of the Top 50 Global CSOs by IDG, Túlio is also an international speaker and an active member of the cybersecurity community.